参数方程和普通方程的互化
回答: 按我们的方法定义的曲面, 只表示了曲面的一部分, 关于如何给出曲面的整体定义或者说整体表示,要用坐标邻域来覆盖, 这正是大范围微
由 marketreflections
于 2011-11-14 15:04:12
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